Template:Flow-timeline/style.css

            div.timeline-framework {
                display: grid;
                grid-template-columns: 1fr 1fr;
                grid-auto-rows: max-content;
                gap: 5px;
                position: relative;
            }

            div.timeline-trunk {
                content: '';
                position: absolute;
                top: 0;
                bottom:0;
                left: 50%;
                width: 5px;
              	transform: translateX(-50%);
                background-color: black;
            }

            div.timeline-branch {
                position: relative;
                display: flex;
                justify-content: center;
                justify-items: end;
                align-items: center;
            }

            div.timeline-branch:nth-child(even) {
                grid-column-start: -3;
                grid-column-end: -2;
                justify-content: end;
                flex-direction: row-reverse;
            }

            div.timeline-branch:nth-child(odd) {
                top: 50px;
                grid-column-start: -2;
                grid-column-end: -1;
                justify-content: start;
            }

            div.timeline-line {
                position: relative;
                background-color: black;
                height: 2px;
              	min-width:100px;
            }

            div.timeline-text {
                position: relative;
                background-color: white;
                border: 2px solid black;
                border-radius: 5px;
                max-width: 500px;
                padding: 5%;
            }

            span.timeline-id {
                position: relative;
                margin-left: 10%;
                margin-top: 2px;
                font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
            }
            div.timeline-emptycell {
                max-height: 5em;
                min-height: 3em;
            }
			@media only screen and (max-width: 768px) {
                div.timeline-framework {
                    display: flex;
                    flex-wrap: wrap;
                }

                div.timeline-line {
                    min-width: 50px;
                }

                div.timeline-branch {
                    flex-direction: row !important;
                }

                div.timeline-trunk {
                    left: 0%;
                }
			}